Summary
Network engineer, automation enthusiast, Pythonista
Projects
Network Engineering
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DDoS Mitigation using BGP Flowspec
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RTBH
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Enabling IPv6
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Datacenter Migration
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Peerings
Network Automation
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CI/CD Pipeline for Radius configurations
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Pre-maintenance Post-maintenance Check Scripts
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Ansible End-state Configuration Templates
Skills
Network Engineering
bgp, mpls, ospf, is-is, tcp/ip, ipv6, atom, l2vpn, l3vpn, netflow, ipsec, dns, sip, voip, cisco, nokia, huawei, zte, fortigate, pfsense, arbor, a10, ubiquiti, arcsight, frr, routers, switches, firewalls, nat, cgnat,
Network Automation
linux, python, ansible, bash, nornir, git, docker, sql, nosql, neo4j, influxdb, grafana, clickhousedb, rest, nfsen, sipp, yaml, xml, json, syslog, snmp, gobgp, exabgp, scapy,
Experience
Nokia
Network Engineer
Sep 2019 – now
TurkNet İletişim Hizmetleri
Network Engineer
Feb 2017 – Sep 2019
Responsibilities:
- Core network, access network and network security analysis, design and operations.
- Researching new technologies and solutions to improve the underlying infrastructure.
- Daily operations of network and network security platforms.
- Operations on Linux based systems such as Radius, Tacacs, Nfsen.
- Providing high level support services for network, security, hotspot, wi-fi systems.
- Writing HLD and LLD documents.
Had experience on:
- Various products from vendors such as Cisco, Juniper, Fortinet, Ubiquiti, Arbor, Arcsight, ZTE, Huawei.
- UNIX and Windows systems, mostly Linux, some freeBSD.
- Scripting languages such as Python, Expect, Bash, Tcl.
- Network automation platforms such as Ansible and Nornir.
- Analyzing tools such as Tcpdump, Wireshark, Nfdump.
- Some other tools including exabgp, gobgp, scapy, influxdb, grafana.
- Protocols such as IP, BGP, MPLS, OSPF, IS-IS, IPSEC, DNS, DHCP, NAT, VLAN, SSL, TCP/IP
- Concepts such as Network Security, WAN, LAN, Service Provider, Routing, Switching, QoS, VRFs, VPN, AToM, L2VPN, L3VPN, L2TP
Business Services Senior Escalation Engineer
Jun 2016 – Feb 2017
Responsibilities:
- Supervising 1st and 2nd level support specialists and escalation engineers and providing higher level support
- In-team training and documentation
- Writing executable scripts to save time and manpower for repeating tasks
- Data analyze and data visualization
Had experience on:
- Mostly layer 7 protocols.
- Network automation
- Protocols such as IP, BGP, OSPF, VPLS, MPLS, VPN, L2VPN etc.
- Modems, switches, routers, voice gateways and firewalls from various vendors such as Cisco, Huawei, Juniper, Fortigate, Checkpoint, Gendband, Nortel, Audiocodes, Xpeech
- Softwares such as Cacti, Netmon, Nagios, Syslog, Wireshark, Solarwinds, SIPp
- Scripting with Bash, Python, Tcl, Expect
Business Services Escalation Engineer
Sep 2014 – Jun 2016
Responsibilities:
- Providing 2nd level support services.
- In-team training and documentation.
- Maintaining high quality on our services.
- Monitoring and configuration of backbone and provider edge devices.
- Installation, management and troubleshooting on our Access network devices.
Had experience on:
- Protocols such as IP, BGP, OSPF, VRFs, MPLS, LAN, WAN, HTTP, SIP, MGCP, SS7; ordered from most used to less used.
- Modems, switches, routers, voice gateways and firewalls from various vendors such as Cisco, Huawei, Juniper, Fortigate, Checkpoint, Genband, Nortel, Audiocodes, Xpeech
- Softwares such as Cacti, Netmon, Nagios, Syslog, Wireshark, Solarwinds, SIPp
- Scripting with Bash, Python, Tcl, Expect
Business Services Support Engineer
Aug 2013 – Sep 2014